.form-group .picBox,.form-group .videoBox,.form-group .audioBox{
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    position: relative;
}
.zz-box{
    position: relative;
    width: 260px;
    height: 190px;
    padding-right: 40px;
    /*overflow-x: hidden;*/
    box-sizing: content-box;
}
.zz-box:last-of-type{
    padding: 0;
}

.form-group #picUpload,.form-group #videoUpload,.form-group #audioUpload{
    width: 260px;
    height: 160px;
    opacity: 0;
}
.form-group .prePic{
    position: absolute;
    top: 0;
    left: 0;
    width: 260px;
    height: 160px;
    border: 1px solid #e5e5e5;
    display: block;
    background: url("../img/default.png") center no-repeat;
    background-size: cover;
    z-index: 9;
    cursor: pointer;
}
.form-group .zz-delete{
    width: 24px;
    height: 24px;
    /*box-shadow: 1px 1px 10px rgba(45,45,45,0.6);*/
    background: url("../img/delete.png") center no-repeat;
    background-size: contain;
    position: absolute;
    top: -12px;
    right: 30px;
    z-index: 10;
    cursor: pointer;
}
.form-group .zz-position{
    width: 260px;
    height: 160px;
}
.form-group .videoName{
    width: 260px;
}

